Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6948069 | Method and system for determining and maintaining trust in digital image files with certifiable time | — | 2005-09-20 |
| 6898709 | Personal computer system and methods for proving dates in digital data files | — | 2005-05-24 |
| 6895507 | Method and system for determining and maintaining trust in digital data files with certifiable time | — | 2005-05-17 |